/* ============================================================
   Global Navigation — Nadaki Excursions Portal
   v1.0 | 2026-04-21
   Tokens coherentes con NBIC design system
   ============================================================ */

/* ── Variables ── */
:root {
  --gnav-h: 52px;
  --gnav-bg: #0D1117;
  --gnav-border: rgba(255,255,255,0.07);
  --gnav-text: rgba(255,255,255,0.70);
  --gnav-text-hover: rgba(255,255,255,0.95);
  --gnav-text-active: #ffffff;
  --gnav-accent: #3B82F6;
  --gnav-accent-dim: rgba(59,130,246,0.15);
  --gnav-hover-bg: rgba(255,255,255,0.06);
  --gnav-active-bg: rgba(59,130,246,0.12);
  --gnav-dd-bg: #161B22;
  --gnav-dd-border: rgba(255,255,255,0.09);
  --gnav-dd-item-hover: rgba(255,255,255,0.05);
  --gnav-dd-section: rgba(255,255,255,0.25);
  --gnav-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --gnav-z: 9000;
  --gnav-shadow: 0 8px 32px rgba(0,0,0,0.40);
  --gnav-dur: 140ms;
  --gnav-ease: cubic-bezier(0.2,0.8,0.2,1);
}

/* ── Body offset ── */
body {
  padding-top: var(--gnav-h) !important;
}

/* ── Nav root ── */
#global-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--gnav-h);
  background: var(--gnav-bg);
  border-bottom: 1px solid var(--gnav-border);
  display: flex;
  align-items: center;
  padding: 0 12px 0 16px;
  gap: 2px;
  z-index: var(--gnav-z);
  font-family: var(--gnav-font);
  box-shadow: 0 1px 0 var(--gnav-border), 0 4px 16px rgba(0,0,0,0.18);
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
}

/* ── Logo ── */
.gnav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--gnav-text-active);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.2px;
  padding: 0 10px 0 2px;
  margin-right: 6px;
  flex-shrink: 0;
  transition: opacity var(--gnav-dur);
}
.gnav-logo:hover { opacity: 0.85; }
.gnav-logo__icon {
  width: 26px; height: 26px;
  background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%);
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.gnav-logo__icon svg { display: block; }
.gnav-logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.gnav-logo__name { font-size: 13px; font-weight: 700; color: #fff; }
.gnav-logo__sub  { font-size: 9px; font-weight: 500; color: rgba(255,255,255,0.45); letter-spacing: 0.05em; text-transform: uppercase; }

/* ── Divider ── */
.gnav-divider {
  width: 1px;
  height: 20px;
  background: var(--gnav-border);
  margin: 0 8px;
  flex-shrink: 0;
}

/* ── Nav items (top-level) ── */
.gnav-items {
  display: flex;
  align-items: center;
  gap: 1px;
  flex: 1;
}

.gnav-item {
  position: relative;
}

.gnav-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 34px;
  padding: 0 10px;
  background: none;
  border: none;
  border-radius: 6px;
  color: var(--gnav-text);
  font-family: var(--gnav-font);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--gnav-dur), color var(--gnav-dur);
  white-space: nowrap;
  letter-spacing: -0.1px;
}
.gnav-btn:hover {
  background: var(--gnav-hover-bg);
  color: var(--gnav-text-hover);
}
.gnav-btn.gnav-btn--active {
  background: var(--gnav-active-bg);
  color: var(--gnav-accent);
}
.gnav-btn.gnav-btn--open {
  background: var(--gnav-hover-bg);
  color: var(--gnav-text-hover);
}

/* Caret icon */
.gnav-caret {
  width: 12px; height: 12px;
  opacity: 0.5;
  transition: transform var(--gnav-dur) var(--gnav-ease);
  flex-shrink: 0;
}
.gnav-btn--open .gnav-caret {
  transform: rotate(180deg);
  opacity: 0.8;
}

/* ── Right zone ── */
.gnav-right {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  flex-shrink: 0;
}

/* ── ⌘K button ── */
.gnav-search-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 6px;
  color: rgba(255,255,255,0.45);
  font-family: var(--gnav-font);
  font-size: 12px;
  cursor: pointer;
  transition: background var(--gnav-dur), border-color var(--gnav-dur), color var(--gnav-dur);
  white-space: nowrap;
}
.gnav-search-btn:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.70);
}
.gnav-search-btn kbd {
  font-size: 10px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 4px;
  padding: 1px 4px;
  font-family: var(--gnav-font);
  color: rgba(255,255,255,0.35);
  letter-spacing: 0;
}

/* ── Icon buttons (alerts, etc.) ── */
.gnav-icon-btn {
  position: relative;
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  background: none;
  border: none;
  border-radius: 6px;
  color: var(--gnav-text);
  cursor: pointer;
  transition: background var(--gnav-dur), color var(--gnav-dur);
}
.gnav-icon-btn:hover {
  background: var(--gnav-hover-bg);
  color: var(--gnav-text-hover);
}
.gnav-icon-btn svg { display: block; }

/* Alert badge */
.gnav-badge {
  position: absolute;
  top: 5px; right: 4px;
  min-width: 16px; height: 16px;
  background: #EF4444;
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  padding: 0 3px;
  border: 2px solid var(--gnav-bg);
  line-height: 1;
  pointer-events: none;
}

/* ── User button ── */
.gnav-user-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 8px;
  background: none;
  border: none;
  border-radius: 6px;
  color: var(--gnav-text);
  font-family: var(--gnav-font);
  font-size: 12px;
  cursor: pointer;
  transition: background var(--gnav-dur);
}
.gnav-user-btn:hover { background: var(--gnav-hover-bg); color: var(--gnav-text-hover); }
.gnav-avatar {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #3B82F6, #8B5CF6);
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 700; color: #fff;
  flex-shrink: 0;
}

/* ── Dropdown panel ── */
.gnav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 200px;
  background: var(--gnav-dd-bg);
  border: 1px solid var(--gnav-dd-border);
  border-radius: 10px;
  box-shadow: var(--gnav-shadow);
  padding: 6px;
  z-index: calc(var(--gnav-z) + 10);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px) scale(0.98);
  transform-origin: top left;
  transition:
    opacity var(--gnav-dur) var(--gnav-ease),
    visibility var(--gnav-dur),
    transform var(--gnav-dur) var(--gnav-ease);
  pointer-events: none;
}
.gnav-dropdown--right {
  left: auto;
  right: 0;
  transform-origin: top right;
}
.gnav-item--open > .gnav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Dropdown section label */
.gnav-dd-section {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.30);
  padding: 10px 8px 4px;
  pointer-events: none;
  user-select: none;
}
.gnav-dd-section:first-child { padding-top: 4px; }

/* Dropdown separator */
.gnav-dd-sep {
  height: 1px;
  background: var(--gnav-dd-border);
  margin: 5px 0;
}

/* Dropdown item */
.gnav-dd-item {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 7px 8px;
  border: none;
  border-radius: 6px;
  background: none;
  color: rgba(255,255,255,0.72);
  font-family: var(--gnav-font);
  font-size: 13px;
  font-weight: 400;
  cursor: pointer;
  text-decoration: none;
  text-align: left;
  transition: background var(--gnav-dur), color var(--gnav-dur);
  white-space: nowrap;
  box-sizing: border-box;
}
.gnav-dd-item:hover {
  background: var(--gnav-dd-item-hover);
  color: rgba(255,255,255,0.95);
}
.gnav-dd-item--active {
  color: var(--gnav-accent) !important;
  background: var(--gnav-accent-dim) !important;
}
.gnav-dd-item--danger { color: rgba(239,68,68,0.80); }
.gnav-dd-item--danger:hover { background: rgba(239,68,68,0.08); color: #EF4444; }

/* Icon wrapper inside dropdown items */
.gnav-dd-icon {
  width: 16px; height: 16px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  opacity: 0.60;
}
.gnav-dd-item:hover .gnav-dd-icon,
.gnav-dd-item--active .gnav-dd-icon { opacity: 1; }

/* ── ⌘K Command Palette Modal ── */
.gnav-cmdpal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(4px);
  z-index: calc(var(--gnav-z) + 100);
  align-items: flex-start;
  justify-content: center;
  padding-top: 80px;
}
.gnav-cmdpal-overlay.gnav-cmdpal--open {
  display: flex;
}
.gnav-cmdpal {
  width: 100%;
  max-width: 540px;
  background: var(--gnav-dd-bg);
  border: 1px solid var(--gnav-dd-border);
  border-radius: 12px;
  box-shadow: var(--gnav-shadow);
  overflow: hidden;
  animation: gnav-scale-in 120ms var(--gnav-ease) both;
}
@keyframes gnav-scale-in {
  from { opacity:0; transform: scale(0.96) translateY(-6px); }
  to   { opacity:1; transform: scale(1) translateY(0); }
}
.gnav-cmdpal-input-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--gnav-dd-border);
}
.gnav-cmdpal-input-wrap svg { opacity: 0.45; flex-shrink: 0; }
.gnav-cmdpal-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-family: var(--gnav-font);
  font-size: 15px;
  color: rgba(255,255,255,0.90);
}
.gnav-cmdpal-input::placeholder { color: rgba(255,255,255,0.25); }
.gnav-cmdpal-hint {
  font-size: 11px;
  color: rgba(255,255,255,0.25);
  padding: 8px 16px;
}
.gnav-cmdpal-results {
  max-height: 320px;
  overflow-y: auto;
  padding: 6px;
}
.gnav-cmdpal-results:empty + .gnav-cmdpal-hint { display: none; }
.gnav-cmdpal-section {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.28);
  padding: 10px 8px 4px;
}
.gnav-cmdpal-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: background var(--gnav-dur);
  color: rgba(255,255,255,0.80);
  font-size: 13px;
}
.gnav-cmdpal-item:hover,
.gnav-cmdpal-item.gnav-cmdpal-item--focused {
  background: rgba(255,255,255,0.06);
  color: #fff;
}
.gnav-cmdpal-item__icon {
  width: 30px; height: 30px;
  border-radius: 6px;
  background: rgba(255,255,255,0.05);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
}
.gnav-cmdpal-item__label { font-weight: 500; flex: 1; }
.gnav-cmdpal-item__cat {
  font-size: 11px;
  color: rgba(255,255,255,0.28);
}
.gnav-cmdpal-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  border-top: 1px solid var(--gnav-dd-border);
  color: rgba(255,255,255,0.25);
  font-size: 11px;
}
.gnav-cmdpal-footer kbd {
  font-family: var(--gnav-font);
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 10px;
  color: rgba(255,255,255,0.35);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .gnav-logo__sub { display: none; }
  .gnav-items .gnav-item:not(.gnav-item--dashboard) { display: none; }
  .gnav-search-btn span { display: none; }
  .gnav-divider { display: none; }
  #global-nav { padding: 0 8px; }
}

/* ── Focus visible ── */
#global-nav *:focus-visible {
  outline: 2px solid var(--gnav-accent);
  outline-offset: 2px;
}